Mathematics, 14.05.2021 19:30 zekrader18
g The manager of a grocery store has selected a random sample of 100 customers. The average length of time it took these 100 customers to check out was 3.0 minutes. It is known that the standard deviation of the checkout time is 1 minute. Refer to Exhibit 8-2. The 95% confidence interval for the average checkout time for all customers is . a. 2.804 to 3.196 b. 1.04 to 4.96 c. 1.36 to 4.64 d. 3 to 5
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g The manager of a grocery store has selected a random sample of 100 customers. The average length o...
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